From: marxin <mliska@suse.cz>
To: gcc-patches@gcc.gnu.org
Subject: [PATCH 3/5] Fix ICE in tree-chkp-opt.c (PR tree-optimization/79631).
Date: Tue, 07 Mar 2017 10:09:00 -0000 [thread overview]
Message-ID: <84e861ef8f06f875dce32ad3d665b45626d7497c.1488881229.git.mliska@suse.cz> (raw)
In-Reply-To: <cover.1488881229.git.mliska@suse.cz>
gcc/ChangeLog:
2017-03-06 Martin Liska <mliska@suse.cz>
PR tree-optimization/79631
* tree-chkp-opt.c (chkp_is_constant_addr): Call
tree_int_cst_sign_bit just for INTEGER constants.
gcc/testsuite/ChangeLog:
2017-03-06 Martin Liska <mliska@suse.cz>
PR tree-optimization/79631
* gcc.target/i386/mpx/pr79631.c: New test.
---
gcc/testsuite/gcc.target/i386/mpx/pr79631.c | 15 +++++++++++++++
gcc/tree-chkp-opt.c | 3 ++-
2 files changed, 17 insertions(+), 1 deletion(-)
create mode 100644 gcc/testsuite/gcc.target/i386/mpx/pr79631.c
diff --git a/gcc/testsuite/gcc.target/i386/mpx/pr79631.c b/gcc/testsuite/gcc.target/i386/mpx/pr79631.c
new file mode 100644
index 00000000000..075d46b835f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/mpx/pr79631.c
@@ -0,0 +1,15 @@
+/* { dg-do compile { target { ! x32 } } } */
+/* { dg-options "-fcheck-pointer-bounds -mmpx -O2" } */
+
+typedef struct { int _mp_size; } mpz_t[1];
+int a, b;
+void fn1()
+{
+ mpz_t c[1][b];
+ for (;;) {
+ int d = 0 >= 0 ? 0 == 0 ? c[0][0]->_mp_size ? -1 : 0 : 0 : 0,
+ e = 0 >= 0 ? 0 == 0 ? c[1][1]->_mp_size ? -1 : 0 : 0 : 0;
+ if (d != e)
+ a++;
+ }
+}
diff --git a/gcc/tree-chkp-opt.c b/gcc/tree-chkp-opt.c
index ebe05459773..286f7853921 100644
--- a/gcc/tree-chkp-opt.c
+++ b/gcc/tree-chkp-opt.c
@@ -241,7 +241,8 @@ chkp_is_constant_addr (const address_t &addr, int *sign)
return false;
else if (integer_zerop (addr.pol[0].cst))
*sign = 0;
- else if (tree_int_cst_sign_bit (addr.pol[0].cst))
+ else if (TREE_CODE (addr.pol[0].cst) == INTEGER_CST
+ && tree_int_cst_sign_bit (addr.pol[0].cst))
*sign = -1;
else
*sign = 1;
--
2.11.1
next prev parent reply other threads:[~2017-03-07 10:09 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-07 10:09 [PATCH 0/5] Fix various MPX issues marxin
2017-03-07 10:09 ` [PATCH 4/5] Disable -fcheck-pointer-bounds with sanitizers marxin
2017-03-07 16:12 ` Jeff Law
2017-03-07 16:21 ` Jakub Jelinek
2017-03-09 10:02 ` Martin Liška
2017-03-10 13:09 ` [PATCH] MPX: Fix option handling Martin Liška
2017-03-10 13:14 ` Jakub Jelinek
2017-03-17 12:17 ` Rainer Orth
2017-03-21 11:21 ` Martin Liška
2017-03-07 10:09 ` marxin [this message]
2017-03-09 9:36 ` [PATCH 3/5] Fix ICE in tree-chkp-opt.c (PR tree-optimization/79631) Martin Liška
2017-03-09 10:05 ` Richard Biener
2017-03-09 10:12 ` Martin Liška
2017-03-07 10:09 ` [PATCH 5/5] Support BIT_FIELD_REF in MPX (PR ipa/79764) marxin
2017-03-07 10:18 ` Rainer Orth
2017-03-07 14:49 ` Martin Liška
2017-03-07 15:00 ` Richard Biener
2017-03-07 10:09 ` [PATCH 1/5] Fix *_CST ICEs connected to MPX marxin
2017-03-07 10:17 ` Rainer Orth
2017-03-07 14:48 ` Martin Liška
2017-03-07 14:53 ` Richard Biener
2017-03-07 16:01 ` Martin Liška
2017-03-08 11:00 ` Richard Biener
2017-03-09 11:40 ` Martin Liška
2017-03-13 12:28 ` Richard Biener
2017-03-13 13:02 ` Martin Liška
2017-03-13 13:08 ` Richard Biener
2017-03-13 13:33 ` Martin Liška
2017-03-14 23:58 ` Ilya Enkovich
2017-03-15 10:12 ` Martin Liška
2017-03-15 17:09 ` Jeff Law
2017-03-07 10:09 ` [PATCH 2/5] Get bounds for a PARM_DECL (PR ipa/79761) marxin
2017-03-07 10:16 ` Rainer Orth
2017-03-07 14:48 ` Martin Liška
2017-03-07 14:57 ` Richard Biener
2017-03-07 16:07 ` Martin Liška
2017-03-07 16:17 ` Jeff Law
2017-03-08 11:01 ` Richard Biener
2017-03-09 14:19 ` [PATCH 6/N] Do not warn -Wsuggest-attribute=noreturn for main.chkp (PR, middle-end/78339) Martin Liška
2017-03-13 12:29 ` Richard Biener
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